Not Enough Items by ChickenBones
Recipe Viewer, Inventory Manager, Item Spawner, Cheats and more.
util
Minecraft Multipart Plugin by ChickenBones
Provides multipart versions of some vanilla blocks like torches and buttons.
cosmetic
Waila by ProfMobius
I have the pleasure to introduce to you Waila (What Am I Looking At). Waila is an extension for NEI. It will show in the tooltip what mod an item is from.
util
BiblioCraft by Joseph 'Nuchaz' Sinclair
BiblioCraft adds fancy storage containers including bookcases, armor stands, potion shelves, regular shelves, tool racks, glass weapon cases, wooden desks and wooden chest labels and now add machines, redstone interactions, and eyeware, fancy lamps and golden lanterns. Also Tables, enchanted plates, map frames, and seats!
cosmetic
Thermal Expansion by CoFH
Expanding Minecraft thermally - provides new options for automation and processing!
tech
Biomes O' Plenty by Forstride, Adubbz, Amnet, ted80
Adds 87 new, unique biomes!
opensource worldgen cosmetic
Carpenter's Blocks by Mineshopper
Adds slopes and a variety of vanilla-inspired blocks that support covers, side covers, overlays, dyes and chiseled patterns.
cosmetic
Chisel
Chisel adds a huge variety of static blocks to the game. This mod will be very useful for people who like the construction aspect of Minecraft
cosmetic
ProjectRed by MrTJP, ChickenBones
Provides the core components and libraries that the other ProjectRed files need
ProjRed|Illumination
Light up your home in style. No need for ugly torches
Inventory Tweaks by Jimeo Wan, Kobata
Tweaks to inventory handling for ease of use, including sorting and automatic replacement of broken tools or exhausted stacks of items.
util opensource
OpenBlocks by boq, Mikee
All the things you never thought you will ever need...
opensource random enchanting
Witchery by Emoniph
Extending Minecraft with witchcraft. This mod features: The song, Loved (ft. Mykle Anthony) by wellman. Licensed to the public under http://creativecommons.org/licenses/by-nc/3.0/. Verify at http://ccmixter.org/files/wellman/24289. Sound effects licensed from FreeSFX (http://www.freesfx.co.uk).
magic
BiblioWoods Biomes O'Plenty Edition by Joseph 'Nuchaz' Sinclair
Adds support for 16 varietys of wood from Biomes O'Plenty for 8 of the wooden block in BiblioCraft.
cosmetic
Not Enough Keys by Mr_okushama
A very simple mod created to clean up and organize the keybinds gui, organizing mods into their own category and sub menu.
util
Hats by iChun
Adds a bunch of hats, as wells as the ability to add more, into Minecraft
NEI Plugins by mistaqur
Mod for NEI that reveal some information about Bees/Trees breeding and products. Also adds [?] button support for alternate crafting tables from many mods
util addon
Statues by AUTOMATIC_MAIDEN
Create statues out of various blocks
NotEnoughCodecs
Streaming codecs for various formats
ProjRed|Integration
Take huge redstone contraptions and squeeze them into a tiny logic gate
ProjRed|Compatibility
Integrate ProjectRed with other mods you use
ProjRed|Exploration
Discover new world structures such as Volcanos and Marble caves
ProjRed|Expansion
Construct mechanisms that interact with the world
BiblioWoods Natura Edition by Joseph 'Nuchaz' Sinclair
Adds support for 13 varietys of wood from Natura for 8 of the wooden block in BiblioCraft.
cosmetic
Galacticraft Core by micdoodle8
An advanced space travel mod for Minecraft 1.6
Galacticraft Mars by micdoodle8
Mars addon for Galacticraft.
Random Things by Lumien
This mod does what it says...adds random things to minecraft!
random util opensource
MrCrayfish's Furniture Mod by MrCrayfish
Adds over 30 pieces of furniture to the game!
SecretRoomsMod by AbrarSyed, alexbegt
This mod adds a variety of cool blocks that camouflage themselves to the surrounding world. All of these blocks have extremely useful functions that allow you to simply hide your diamonds, or punish all who dare try to get to them. Hidden doors, pressure plates, hidden levers and more!
cosmetic
Advanced Genetics by ObsiLP
A mod created by ObsiLP which adds Genetic-Science to Minecraft.
Sync by iChun
Sync mod, made for ModJam 3. Allows multiple player instances.
Morph by iChun
Morph mod, made for ModJam 2. Allows players to acquire the morph skill and turn into other mobs.
random mobs
Flans Mod by jamioflan
Guns, planes and other vehicles in Minecraft
MapWriter
If you can't resist walking to every corner of the world in games for no other purpose than filling your map, then this is the mod for you.
maps
Weather and Tornadoes
Wind! Leaves! WAVES! More intense storms! Tornadoes!
Minions by AtomicStryker
semi-intelligent Minions in Minecraft that do your Bidding! Evil Deeds! Wrongdoings! Lightning Bolts!
Archimedes' Ships by BalkondeurAlpha
Craft and create your own ship... And sail it across the seven seas!
Necromancy by sirolf2009, Mr_boness, Fabiulu, TheBlackPixel
This mod is all about necromancy. Also known as the art of reanimation. using this mod, you can reanimate slain foes and use your minions to rule the world! (of minecraftia).
Dragon Mounts by Barracuda
A mod that allows you to breed dragon eggs and foster them to ridable dragons.
EnhancedCore by Alz454
A set of essential functions for Alz454's suite of mods.